Air Quality Control Program

The Navajo Nation EPA’s Minor Source Program became effective September 19, 2024 (RDC Resolution and Approved Section 164 Package). Please consult the Minor Source Program regulations to evaluate whether your sources need to apply for a Navajo Minor Source operating permit or register with the program. True non-major oil and natural gas sources and gasoline dispensing facilities may request coverage under a general permit.

Program deadlines are as follows:

  • Existing sources with a federal Tribal NSR permit: submit operating permit applications by April 21, 2025

  • Existing unpermitted sources: submit operating permit applications by July 21, 2025

  • Existing sources with emissions below the minor source thresholds: register by April 21, 2025

  • Existing gasoline dispensing facilities requesting coverage under a General Permit: submit the Request for Coverage by January 31, 2025

  • Existing true non-major oil and natural gas sources requesting coverage under a General Permit: submit the Request for Coverage by Apri1 1, 2025

  • New sources (unless they are covered by a general permit) and existing sources planning minor modifications: submit an application at least 90 days prior to the requested beginning of construction

Permits, Regulations, and Forms